<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>首页</title>
</head>
<body>
    <h1>数据校验</h1>
    <form th:action="@{/save/president}">
        总统的邮箱：<input type="text" name="email"><br>
        <button type="submit">保存</button>
    </form>

</body>
</html>